Home / 2,985,377.79-4,116,565.62-2,016,826.38

Finding the Fourth Proportional to 2,985,377.79, 4,116,565.62 and 2,016,826.38

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Solution

The fourth proportional to 2,985,377.79, 4,116,565.62 and 2,016,826.38 is: 2,781,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,377.79 : 4,116,565.62 = 2,016,826.38 : x
  2. Step 2: Convert to fraction form
    2,985,377.79/4,116,565.62 = 2,016,826.38/x
  3. Step 3: Cross multiply
    2,985,377.79x = 4,116,565.62 × 2,016,826.38
  4. Step 4: Simplify right side
    2,985,377.79x = 8,302,398,137,417.06
  5. Step 5: Solve for x
    x = 8,302,398,137,417.06/2,985,377.79
  6. Step 6: Final answer
    x = 2,781,020.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.